package cn.signalpha.common.wechat.config;

import cn.binarywang.wx.miniapp.api.WxMaService;
import cn.binarywang.wx.miniapp.api.impl.WxMaServiceImpl;
import cn.binarywang.wx.miniapp.bean.WxMaKefuMessage;
import cn.binarywang.wx.miniapp.bean.WxMaSubscribeMessage;
import cn.binarywang.wx.miniapp.config.impl.WxMaDefaultConfigImpl;
import cn.binarywang.wx.miniapp.message.WxMaMessageHandler;
import cn.binarywang.wx.miniapp.message.WxMaMessageRouter;
import cn.signalpha.common.cache.ConfigKeys;
import cn.signalpha.common.dto.ConfigDTO;
import cn.signalpha.core.tool.jackson.JsonUtil;
import cn.signalpha.modules.system.service.IConfigService;
import com.google.common.collect.Lists;
import lombok.AllArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import me.chanjar.weixin.common.bean.result.WxMediaUploadResult;
import me.chanjar.weixin.common.error.WxErrorException;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.io.File;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;

/**
 * @author <a href="https://github.com/binarywang">Binary Wang</a>
 */
@Slf4j
@Configuration
@AllArgsConstructor
public class WxMaConfiguration {

	private final IConfigService configService;

	@Bean
	public WxMaService wxMaService() {
		ConfigDTO.WxMaDTO wxMaDTO = JsonUtil.parse(configService.getValue(ConfigKeys.WX_MA), ConfigDTO.WxMaDTO.class);
		List<ConfigDTO.WxMaDTO> configs = Collections.singletonList(wxMaDTO);
		WxMaService maService = new WxMaServiceImpl();
		maService.setMultiConfigs(
			configs.stream()
				.map(a -> {
					WxMaDefaultConfigImpl config = new WxMaDefaultConfigImpl();
					config.setAppid(a.getAppId());
					config.setSecret(a.getSecret());
					config.setToken(a.getToken());
					config.setAesKey(a.getAesKey());
					config.setMsgDataFormat(a.getMsgDataFormat());
					return config;
				}).collect(Collectors.toMap(WxMaDefaultConfigImpl::getAppid, a -> a, (o, n) -> o)));
		return maService;
	}

	@Bean
	public WxMaMessageRouter wxMaMessageRouter(WxMaService wxMaService) {
		final WxMaMessageRouter router = new WxMaMessageRouter(wxMaService);
		router
			.rule().handler(logHandler).next()
			.rule().async(false).content("订阅消息").handler(subscribeMsgHandler).end()
			.rule().async(false).content("文本").handler(textHandler).end()
			.rule().async(false).content("图片").handler(picHandler).end()
			.rule().async(false).content("二维码").handler(qrcodeHandler).end();
		return router;
	}

	private final WxMaMessageHandler subscribeMsgHandler = (wxMessage, context, service, sessionManager) -> {
		service.getMsgService().sendSubscribeMsg(WxMaSubscribeMessage.builder()
			.templateId("此处更换为自己的模板id")
			.data(Lists.newArrayList(
				new WxMaSubscribeMessage.MsgData("keyword1", "339208499")))
			.toUser(wxMessage.getFromUser())
			.build());
		return null;
	};

	private final WxMaMessageHandler logHandler = (wxMessage, context, service, sessionManager) -> {
		log.info("收到消息：" + wxMessage.toString());
		service.getMsgService().sendKefuMsg(WxMaKefuMessage.newTextBuilder().content("收到信息为：" + wxMessage.toJson())
			.toUser(wxMessage.getFromUser()).build());
		return null;
	};

	private final WxMaMessageHandler textHandler = (wxMessage, context, service, sessionManager) -> {
		service.getMsgService().sendKefuMsg(WxMaKefuMessage.newTextBuilder().content("回复文本消息")
			.toUser(wxMessage.getFromUser()).build());
		return null;
	};

	private final WxMaMessageHandler picHandler = (wxMessage, context, service, sessionManager) -> {
		try {
			WxMediaUploadResult uploadResult = service.getMediaService()
				.uploadMedia("image", "png",
					ClassLoader.getSystemResourceAsStream("tmp.png"));
			service.getMsgService().sendKefuMsg(
				WxMaKefuMessage
					.newImageBuilder()
					.mediaId(uploadResult.getMediaId())
					.toUser(wxMessage.getFromUser())
					.build());
		} catch (WxErrorException e) {
			e.printStackTrace();
		}

		return null;
	};

	private final WxMaMessageHandler qrcodeHandler = (wxMessage, context, service, sessionManager) -> {
		try {
			final File file = service.getQrcodeService().createQrcode("123", 430);
			WxMediaUploadResult uploadResult = service.getMediaService().uploadMedia("image", file);
			service.getMsgService().sendKefuMsg(
				WxMaKefuMessage
					.newImageBuilder()
					.mediaId(uploadResult.getMediaId())
					.toUser(wxMessage.getFromUser())
					.build());
		} catch (WxErrorException e) {
			e.printStackTrace();
		}

		return null;
	};

}
